APA (7th ed.) Citation

Pottier, E., De Geyter, P., & Engelbach, J. The internationale [Bladmuziek]. Brooklyn.

Chicago Style (17th ed.) Citation

Pottier, Eugène, Pierre De Geyter, and Jerry Engelbach. The Internationale [Bladmuziek]. Brooklyn.

MLA (8th ed.) Citation

Pottier, Eugène, et al. The Internationale [Bladmuziek]. Brooklyn.